package top.aiprogram.user.dao;


import top.aiprogram.user.entity.Student;

public interface StudentMapper {
    int deleteByPrimaryKey(Integer sid);

    int insert(Student student);

    int insertSelective(Student student);

    Student selectByPrimaryKey(Integer sid);

    int updateByPrimaryKeySelective(Student student);

    int updateByPrimaryKey(Student record);
}